# Futari vs 心裡有數

The clearest difference is in-app purchases: Futari at none against 心裡有數's 4. Futari also leads on iOS requirement (15.0 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 心裡有數 sells 4 one-off in-app purchases. Futari asks for nothing beyond the download.

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on October 22, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Futari | 心裡有數 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Weekly | Weekly |
| Size | 18 MB | 9 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Nan-Kuang Lee](https://appshunter.io/developer/6779264786) | [San-Feng Huang](https://appshunter.io/developer/1896585302) |

## What reviewers say

### Futari

[App page](https://appshunter.io/ios/app/futari-shared-ledger/id6779264784)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### 心裡有數

[App page](https://appshunter.io/ios/app/id6813797653)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 快速記帳模板 | $0.99 | one-time |
| 帳簿管理 | $0.99 | one-time |
| 投資帳戶 | $0.99 | one-time |
| 貸款帳戶 | $0.99 | one-time |


## Frequently asked questions

### Is Futari free?

Futari is free to download, with no in-app purchases.

### Is 心裡有數 free?

心裡有數 is free to download, with in-app purchases available.

### Do Futari or 心裡有數 have ads?

Neither Futari nor 心裡有數 shows ads.

### Which is updated more often, Futari or 心裡有數?

Futari ships an update weekly, and 心裡有數 weekly. Most recently, Futari was updated on October 22, 2026 and 心裡有數 on October 24, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*